Patents by Inventor James T. MacIvergan

James T. MacIvergan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D297815
    Type: Grant
    Filed: April 26, 1985
    Date of Patent: September 27, 1988
    Inventors: Robert G. MacIvergan, James T. MacIvergan